Programmatically add checkbox field to a node type in Drupal 7 23 April 2012 How to add a field to a content type programatically, using the field_create_field() and field_create_instance() functions.
Programmatically add checkbox field to a node type in Drupal 7 23 April 2012 How to add a field to a content type programatically, using the field_create_field() and field_create_instance() functions.